/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use strict';
const logger = require("../../utils/logger");
const constant = require('./constant');
const {TransactionError} = require('nodejs-sdk/packages/api/common/exceptions').TransactionError;
const decode = require('nodejs-sdk/packages/api/decoder');
const {check, Str, Num, Addr, Any} = require('nodejs-sdk/packages/api/common/typeCheck');
const ServiceBase = require('nodejs-sdk/packages/api/common/serviceBase').ServiceBase;
const {Web3jService, CompileService} = require('nodejs-sdk/packages/api');
const path = require("path");
const fs = require("fs");
const {ContractsDir} = require("../constant");

const Condition = require('./condition').Condition;
const ConditionOp = require('./condition').ConditionOp;

module.exports.Condition = Condition;
module.exports.ConditionOp = ConditionOp;

class TokenRegistry extends ServiceBase {
    constructor(config) {
        super(config);
        this.web3jService = new Web3jService(config);
        this.compileService = new CompileService(config);
    }

    resetConfig(config) {
        super.resetConfig(config);
        this.web3jService.resetConfig(config);
        this.compileService.resetConfig(config);
    }

    async _send(address, abi, parameters, readOnly = false) {
        let receipt = null;
        logger.debug("TradeTrustERC721Service send: ", abi, parameters);
        if (readOnly) {
            receipt = await this.web3jService.call(address, abi, parameters);
            receipt = receipt.result;
        } else {
            receipt = await this.web3jService.sendRawTransaction(address, abi, parameters);
        }
        logger.debug("TradeTrustERC721Service receipt: ", receipt);
        try {
            let decoder = decode.createMethodDecoder(abi, null);
            receipt.output = decoder.decodeOutput(receipt.output);
        } catch (e) {
            logger.error("TradeTrustERC721Service handleReceipt error:", e.message);
        }
        return receipt;
    }

    async mint(tokenId, beneficiary, holder) {
        check(arguments, Str, Addr, Addr);

        let deployReceipt = await this.deployNewTitleEscrow(constant.TRADETRUST_ERC721_PRECOMPILE_ADDRESS, beneficiary, holder);
        if (deployReceipt.status !== '0x0') {
            throw new TransactionError('transaction failed, Reason: call the deployNewTitleEscrow method failed.');
        }

        let parameters = [deployReceipt.output.result[0], tokenId];
        return this._send(constant.TRADETRUST_ERC721_PRECOMPILE_ADDRESS, constant.TRADETRUST_ERC721_PRECOMPILE_ABI.safeMint, parameters);
    }

    async ownerOf() {
        let tokenRegistry = constant.TRADETRUST_ERC721_PRECOMPILE_ADDRESS;
        let parameters;
        if (arguments.length === 1) {
            check(arguments, Str);
            // arguments[0] is tokenId
            parameters = [arguments[0]];
        } else if (arguments.length === 2) {
            check(arguments, Addr, Str);
            // arguments[0] is tokenRegistry
            tokenRegistry = arguments[0];
            // arguments[1] is tokenId
            parameters = [arguments[1]];
        }


        return this._send(tokenRegistry, constant.TRADETRUST_ERC721_PRECOMPILE_ABI.ownerOf, parameters, true);
    }

    async deployNewTitleEscrow(tokenRegistry, beneficiary, holder) {
        check(arguments, Addr, Addr, Addr);

        let parameters = [tokenRegistry, beneficiary, holder];
        return this._send(constant.TRADETRUST_ERC721_PRECOMPILE_ADDRESS, constant.TRADETRUST_ERC721_PRECOMPILE_ABI.deployNewTitleEscrow, parameters);
    }

    async deployTradeTrustERC721(name, symbol) {
        const contractName = "TradeTrustERC721";
        let contractPath = path.join(ContractsDir, contractName + '.sol');
        if (!fs.existsSync(contractPath)) {
            throw new Error(`${contractName} doesn't exist`);
        }

        let contractClass = this.compileService.compile(contractPath);
        let parameters = [name, symbol];
        return await this.web3jService.deploy(contractClass.abi, contractClass.bin, parameters);
    }

}

module.exports.TokenRegistry = TokenRegistry;
